To let out

To allow to go forth; as, to let out a prisoner.
To extend or loosen, as the folds of a garment; to enlarge; to suffer to run out, as a cord.
To lease; to give out for performance by contract, as a job.
To divulge.

See also: Let, Let, Let, Let

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.